.footer{
  width: 100%;
  background-color: #f5f5f5;
  padding: 2rem 0 0 0;
  overflow: hidden;
  color: #999999;
  font-size: 1.6rem;
  .item{
    float: left;
    width: 33%;
    text-align: center;
    img{
      margin: 0 auto;
    }
  }
  >p{
    float: left;
  }
}
.copyright{
  background-color: #f5f5f5;
  text-align: center;
  padding-bottom: 8rem;
  height: 36px;
  font-size: 14px;
}
#bottom{
  position: fixed;
  bottom: 0;
  height: 6rem;
  width: 100%;
  background-color:#2b6cc9;
  color: #ffffff;
  z-index: 999;
  .item{
    font-size: 1.6rem;
    margin-top: 1rem;
    float: left;
    width: 25%;
    text-align: center;
    img{
      width: 2rem;
      height: 2rem;
      margin: 0 auto;
    }
    p{
      margin: .3rem 0;
    }
  }
  a{
    color: #ffffff;
  }
}